EP4224903A4 - Terminal, procédé de radiocommunication et station de base - Google Patents

Terminal, procédé de radiocommunication et station de base Download PDF

Info

Publication number
EP4224903A4
EP4224903A4 EP20956273.5A EP20956273A EP4224903A4 EP 4224903 A4 EP4224903 A4 EP 4224903A4 EP 20956273 A EP20956273 A EP 20956273A EP 4224903 A4 EP4224903 A4 EP 4224903A4
Authority
EP
European Patent Office
Prior art keywords
terminal
base station
radio communication
communication method
radio
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20956273.5A
Other languages
German (de)
English (en)
Other versions
EP4224903A1 (fr
Inventor
Yuki Matsumura
Satoshi Nagata
Jing Wang
Weiqi SUN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of EP4224903A1 publication Critical patent/EP4224903A1/fr
Publication of EP4224903A4 publication Critical patent/EP4224903A4/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/022—Site diversity; Macro-diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1854—Scheduling and prioritising arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1861—Physical mapping arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867—Arrangements specially adapted for the transmitter end
    • H04L1/1896—ARQ related signaling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
    • H04L5/0035—Resource allocation in a cooperative multipoint environment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0628—Diversity capabilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0695—Hybrid systems, i.e. switching and simultaneous transmission using beam selection
    • H04B7/06952—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping
    • H04B7/06956—Selecting one or more beams from a plurality of beams, e.g. beam training, management or sweeping using a selection of antenna panels

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
EP20956273.5A 2020-09-30 2020-09-30 Terminal, procédé de radiocommunication et station de base Pending EP4224903A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/037259 WO2022070345A1 (fr) 2020-09-30 2020-09-30 Terminal, procédé de radiocommunication et station de base

Publications (2)

Publication Number Publication Date
EP4224903A1 EP4224903A1 (fr) 2023-08-09
EP4224903A4 true EP4224903A4 (fr) 2024-06-19

Family

ID=80950014

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20956273.5A Pending EP4224903A4 (fr) 2020-09-30 2020-09-30 Terminal, procédé de radiocommunication et station de base

Country Status (4)

Country Link
EP (1) EP4224903A4 (fr)
JP (1) JP7640572B2 (fr)
CN (1) CN116325850A (fr)
WO (1) WO2022070345A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024069968A1 (fr) * 2022-09-30 2024-04-04 株式会社Ｎｔｔドコモ Terminal, procédé de communication sans fil et station de base
US20240147490A1 (en) * 2022-10-26 2024-05-02 Samsung Electronics Co., Ltd. Method and apparatus for beam indication and association for control and data channels
WO2024173224A1 (fr) * 2023-02-14 2024-08-22 Interdigital Patent Holdings, Inc. Détermination de faisceau par défaut de pdsch basée sur un sélecteur de utci dans des dl-dci
WO2024173238A1 (fr) * 2023-02-14 2024-08-22 Interdigital Patent Holdings, Inc. Chronologie de détermination de faisceau ul basée sur un sélecteur utci dans des ul-dci

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4243325B1 (fr) * 2017-11-15 2026-02-18 InterDigital Patent Holdings, Inc. Gestion de faisceau dans un réseau sans fil
WO2020032691A1 (fr) * 2018-08-09 2020-02-13 엘지전자 주식회사 Procédé de fonctionnement de terminal et de station de base dans un système de communication sans fil prenant en charge une bande sans licence, et appareil prenant en charge ledit procédé
US11323231B2 (en) * 2019-02-12 2022-05-03 Samsung Electronics Co., Ltd. Adapting a number of repetitions for a physical uplink control channel

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
AD-HOC CHAIR (SAMSUNG): "Chairman's notes of AI 7.1.2 Maintenance for MIMO", vol. RAN WG1, no. Prague, CZ; 20190826 - 20190830, 3 September 2019 (2019-09-03), XP051766345, Retrieved from the Internet <URL:http://www.3gpp.org/ftp/tsg_ran/WG1_RL1/TSGR1_98/Docs/R1-1909752.zip> [retrieved on 20190903] *
ASUSTEK: "Enhancements on multiple beam operation", vol. RAN WG1, no. Reno, USA; 20191118 - 20191122, 8 November 2019 (2019-11-08), pages 1 - 5, XP051820267, Retrieved from the Internet <URL:https://ftp.3gpp.org/tsg_ran/WG1_RL1/TSGR1_99/Docs/R1-1913021.zip R1-1913021 Enhancements on multiple beam operation.docx> [retrieved on 20191108] *
See also references of WO2022070345A1 *

Also Published As

Publication number Publication date
JP7640572B2 (ja) 2025-03-05
CN116325850A (zh) 2023-06-23
EP4224903A1 (fr) 2023-08-09
WO2022070345A1 (fr) 2022-04-07
JPWO2022070345A1 (fr) 2022-04-07

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